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Technical Data Sheet
PartsTable / COMPONENT / 55502
55502 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include inside_diameter: 0.250 INCHES NOMINAL IN, end_item_identification: 3990-01-121-7758, cross-sectional_shape_style: ROUND, measuring_method_and_length: 44.000 INCHES NOMINAL WORKING IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-151-8232, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
55502
NSN: 3110-00-151-8232
FSC: 3110
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
inside_diameter0.250 INCHES NOMINAL IN
end_item_identification3990-01-121-7758
cross-sectional_shape_styleROUND
measuring_method_and_length44.000 INCHES NOMINAL WORKING IN
NSN3110-00-151-8232
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 55502 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
LOAD DIRECTION: ANGULAR
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
•
DEPARTURE FROM CITED DESIGNATOR: AS MODIFIED BY SHIELD QUANTITY
•
BORE DIAMETER: 15.00 MILLIMETERS NOMINAL MM
•
NONDEFINITIVE SPEC/STD DATA: 146 TYPE AND 00 GRADE
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
LOAD DIRECTIONANGULAR
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY SHIELD QUANTITY
BORE DIAMETER15.00 MILLIMETERS NOMINAL MM
NONDEFINITIVE SPEC/STD DATA146 TYPE AND 00 GRADE
BORE SHAPESTRAIGHT
MATERIALSTEEL OVERALL
OVERALL OUTSIDE DIAMETER35.00 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
500-204Interchangeable
interchangeable cross-reference
interchangeable
500-24Interchangeable
interchangeable cross-reference
interchangeable
GC-6000-A-2-GInterchangeable
interchangeable cross-reference
interchangeable
41B1944-364Interchangeable
interchangeable cross-reference
interchangeable
41B1944-355Interchangeable
interchangeable cross-reference
interchangeable
26510Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55502?
55502 is a BEARING,BALL,ANNULAR.
What parts can replace 55502?
There are 31 known substitutes for 55502: 500-204, 500-24, GC-6000-A-2-G and 28 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 55502?
55502 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-151-8232. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026